Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10612594 | Main bearing for crankshaft of internal combustion engine | Seiji Amano | 2020-04-07 |
| 10557495 | Connecting rod bearing for crankshaft of internal combustion engine | Seiji Amano | 2020-02-11 |
| 10550884 | Half bearing and sliding bearing | Seiji Amano | 2020-02-04 |